﻿// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.

using System;
using System.Runtime.InteropServices;

namespace Chromely
{
    public static partial class Interop
    {
        public static partial class User32
        {
            public static IntPtr HWND_TOP = (IntPtr)0;
            public static IntPtr HWND_BOTTOM = (IntPtr)1;
            public static IntPtr HWND_TOPMOST = (IntPtr)(-1);
            public static IntPtr HWND_NOTOPMOST = (IntPtr)(-2);
            public static IntPtr HWND_MESSAGE = (IntPtr)(-3);

            [DllImport(Libraries.User32, ExactSpelling = true)]
            public static extern BOOL SetWindowPos(
                IntPtr hWnd,
                IntPtr hWndInsertAfter,
                int x = 0,
                int y = 0,
                int cx = 0,
                int cy = 0,
                SWP flags = (SWP)0);

            public static BOOL SetWindowPos(
                HandleRef hWnd,
                IntPtr hWndInsertAfter,
                int x = 0,
                int y = 0,
                int cx = 0,
                int cy = 0,
                SWP flags = (SWP)0)
            {
                BOOL result = SetWindowPos(hWnd.Handle, hWndInsertAfter, x, y, cx, cy, flags);
                GC.KeepAlive(hWnd.Wrapper);
                return result;
            }

            public static BOOL SetWindowPos(
                HandleRef hWnd,
                HandleRef hWndInsertAfter,
                int x = 0,
                int y = 0,
                int cx = 0,
                int cy = 0,
                SWP flags = (SWP)0)
            {
                BOOL result = SetWindowPos(hWnd.Handle, hWndInsertAfter.Handle, x, y, cx, cy, flags);
                GC.KeepAlive(hWnd.Wrapper);
                GC.KeepAlive(hWndInsertAfter.Wrapper);
                return result;
            }
        }
    }
}
